services/billing-aws/src/test/java/com/epam/datalab/configuration/ConfigurationValidatorTest.java
<reponame>ep-infosec/incubator-datalab/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package com.epam.datalab.configuration;

import com.epam.datalab.exceptions.InitializationException;
import com.fasterxml.jackson.annotation.JsonProperty;
import org.junit.Test;

import javax.validation.constraints.NotNull;

import static junit.framework.TestCase.assertEquals;
import static junit.framework.TestCase.fail;

public class ConfigurationValidatorTest {

    class TestProperty {

        @JsonProperty
        @NotNull
        String property;
    }

    @Test
    public void validate() throws InitializationException {
        ConfigurationValidator<TestProperty> v = new ConfigurationValidator<>();
        TestProperty o = new TestProperty();
        try {
            v.validate(o);
            fail("Property is null but validate is passed");
        } catch (InitializationException e) {
            // OK
        }
        o.property = "value";
        v.validate(o);
        assertEquals("value", o.property);
    }
}
